| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef ASH_SYSTEM_IME_MENU_IME_LIST_VIEW_H_ |
| #define ASH_SYSTEM_IME_MENU_IME_LIST_VIEW_H_ |
| |
| #include <vector> |
| |
| #include "ash/ash_export.h" |
| #include "ash/system/tray/tray_detailed_view.h" |
| #include "ui/views/controls/button/button.h" |
| |
| namespace ash { |
| |
| namespace mojom { |
| class ImeInfo; |
| class ImeMenuItem; |
| } |
| |
| class KeyboardStatusRow; |
| |
| // Base class used to represent a selecatable list of available IMEs. |
| // Optionally shows a toggle which is used to enable or disable the invocation |
| // of the virtual keyboard. |
| class ImeListView : public TrayDetailedView { |
| public: |
| enum SingleImeBehavior { |
| // Shows the IME menu if there's only one IME in system. |
| SHOW_SINGLE_IME, |
| // Hides the IME menu if there's only one IME in system. |
| HIDE_SINGLE_IME |
| }; |
| |
| // The former uses default for |use_unified_theme|. |
| explicit ImeListView(DetailedViewDelegate* delegate); |
| ImeListView(DetailedViewDelegate* delegate, bool use_unified_theme); |
| |
| ~ImeListView() override; |
| |
| // Initializes the contents of a newly-instantiated ImeListView. |
| void Init(bool show_keyboard_toggle, SingleImeBehavior single_ime_behavior); |
| |
| // Updates the view. |
| virtual void Update(const std::string& current_ime_id, |
| const std::vector<mojom::ImeInfo>& list, |
| const std::vector<mojom::ImeMenuItem>& property_items, |
| bool show_keyboard_toggle, |
| SingleImeBehavior single_ime_behavior); |
| |
| // Removes (and destroys) all child views. |
| virtual void ResetImeListView(); |
| |
| // Closes the view. |
| void CloseImeListView(); |
| |
| // Scrolls contents such that |item_view| is visible. |
| void ScrollItemToVisible(views::View* item_view); |
| |
| void set_last_item_selected_with_keyboard( |
| bool last_item_selected_with_keyboard) { |
| last_item_selected_with_keyboard_ = last_item_selected_with_keyboard; |
| } |
| |
| void set_should_focus_ime_after_selection_with_keyboard( |
| const bool focus_current_ime) { |
| should_focus_ime_after_selection_with_keyboard_ = focus_current_ime; |
| } |
| |
| bool should_focus_ime_after_selection_with_keyboard() const { |
| return should_focus_ime_after_selection_with_keyboard_; |
| } |
| |
| // TrayDetailedView: |
| void HandleViewClicked(views::View* view) override; |
| void HandleButtonPressed(views::Button* sender, |
| const ui::Event& event) override; |
| |
| // views::View: |
| void VisibilityChanged(View* starting_from, bool is_visible) override; |
| |
| private: |
| friend class ImeListViewTestApi; |
| |
| // Appends the IMEs and properties to the IME menu's scrollable area. |
| void AppendImeListAndProperties( |
| const std::string& current_ime_id, |
| const std::vector<mojom::ImeInfo>& list, |
| const std::vector<mojom::ImeMenuItem>& property_items); |
| |
| // Initializes |keyboard_status_row_| and adds it above the scrollable list. |
| void PrependKeyboardStatusRow(); |
| |
| // Requests focus on the current IME if it was selected with keyboard so that |
| // accessible text will alert the user of the IME change. |
| void FocusCurrentImeIfNeeded(); |
| |
| std::map<views::View*, std::string> ime_map_; |
| std::map<views::View*, std::string> property_map_; |
| KeyboardStatusRow* keyboard_status_row_; |
| |
| // The id of the last item selected with keyboard. It will be empty if the |
| // item is not selected with keyboard. |
| std::string last_selected_item_id_; |
| |
| // True if the last item is selected with keyboard. |
| bool last_item_selected_with_keyboard_; |
| |
| // True if focus should be requested after switching IMEs with keyboard in |
| // order to trigger spoken feedback with ChromeVox enabled. |
| bool should_focus_ime_after_selection_with_keyboard_; |
| |
| // The item view of the current selected IME. |
| views::View* current_ime_view_; |
| |
| const bool use_unified_theme_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ImeListView); |
| }; |
| |
| class ASH_EXPORT ImeListViewTestApi { |
| public: |
| explicit ImeListViewTestApi(ImeListView* ime_list_view); |
| virtual ~ImeListViewTestApi(); |
| |
| views::View* GetToggleView() const; |
| |
| const std::map<views::View*, std::string>& ime_map() const { |
| return ime_list_view_->ime_map_; |
| } |
| |
| private: |
| ImeListView* ime_list_view_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ImeListViewTestApi); |
| }; |
| |
| } // namespace ash |
| |
| #endif // ASH_SYSTEM_IME_MENU_IME_LIST_VIEW_H_ |